Find the remaining five trigonometric functions of 0.

cos 0=1/5, 0 in quadrant I

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- Jul 24th 2008, 09:33 AM #1

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- Jul 24th 2008, 03:55 PM #2
Do you know what the five remaining functions are? sin, tan, sec, cosec, cot .....? Are you familiar with their definitions? Have you met the Pythagorean Identity? Do you have examples in your textbook or class notes to follow?

Please show the work you've done and state where you're stuck.